Do you mean why do people get happy? If so, it might be that happiness was how cavemen expressed that something is good, or something like that.
As I can fead
Drugs
no he is not happy today because he is used today
Love each other and be happy today
I feel happy when I spend time with my friends and family.
I Just Can't Be Happy Today was created in 1979-11.
Happy very happy
happy
You were very happy yesterday
You're Overjoyed!
The English words "I am happy today" are translated into "Nyangaino esangaree" in African Luhya language.
You can be free!! BE HAPPY You can be free!! BE HAPPY
Today Happy BirthDay
Today Happy BirthDay